Rivastigmine Rivastigmine powder cas 123441-03-2
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3.low moq:
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English name:Rivastigmine tartrate
Molecular formula : C18H28N2O8
Molecular weight : 400.4235
cas: 129101-54-8
Specification
Item |
Requirements |
Test Results |
Appearance |
White or off-white powder |
white powder |
Identification |
NMR,MS |
Complies |
Water |
≤0.50% |
0.4% |
Melting point |
121℃~126℃ |
122.0℃~124.1℃ |
Specific rotation |
+4.0°~+6.0° |
+5.9° |
Related Substances(HPLC) |
Conformed |
|
(S)-3-1(-Dimethylamino)ethyl-phenol |
≤0.30% |
0.2% |
Any other individual impurity: |
≤0.50% |
0.31% |
Total impurity |
≤1.0% |
0.8% |
Residues On Ignition |
≤0.1% |
0.05% |
Residual solvent |
Ethanol≤0.5% Acetonitrile≤0.041% Dichloromethane≤0.06% Ethyl acetate≤0.5% |
ND ND ND ND 0.023% |
Heavy metals |
≤10ppm |
<10ppm |
Purity |
≥99.0% |
99. 9% |
Conclusion |
Meets the Requirements |
Application
Use rivastigmine as directed by your doctor. Check the label on the medicine for exact dosing instructions.
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